一每个社区都有许多无私的劳动者。根据公示栏的社区之星，选择合适的单词或短语，补全句子。

A. bus driver B. nurse C. cleaner D. firefighter
1. Mr Li is a . He takes students to school every day.
2. Mr Black is a . He often helps people.
3. Miss White is a . She helps sick people.
4. Mr Brown is a . He cleans the park every day.

1. A 2. D 3. B 4. C

二吴斌邀请陈明到他的社区玩耍。选择合适的句子补全对话。
Chen Ming: Hi, Wu Bin. 1.
Wu Bin: Yes. They are nice.
Chen Ming: Look! Doctors are helping the old.
Wu Bin: Right. The man is Mr Wang. 2. He often helps the people here.
Chen Ming: 3.
Wu Bin: She's my mother.
Chen Ming: 4.
Wu Bin: He's a school bus driver.
5.
Chen Ming: Wow, your parents are great.

1. B 2. E 3. A 4. C 5. D